28313733167 has 2 divisors, whose sum is σ = 28313733168. Its totient is φ = 28313733166.

The previous prime is 28313733163. The next prime is 28313733181. The reversal of 28313733167 is 76133731382.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 28313733167 - 2² = 28313733163 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (28313733163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14156866583 + 14156866584.

It is an arithmetic number, because the mean of its divisors is an integer number (14156866584).

Almost surely, 2^28313733167 is an apocalyptic number.

28313733167 is a deficient number, since it is larger than the sum of its proper divisors (1).

28313733167 is an equidigital number, since it uses as much as digits as its factorization.

28313733167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 381024, while the sum is 44.

The spelling of 28313733167 in words is "twenty-eight billion, three hundred thirteen million, seven hundred thirty-three thousand, one hundred sixty-seven".